Just at the speed of the 19th century.. First of all, I want to say. They are made of 20-50 or more years ago. I sell the same items in real working condition, that is, they have the service. Of course, I try and carefully preparing their things for sale.And yet, there are times when the camera or lens stop working. Judging by my reviews, it is fairly rare.
On Soviet factories was quite acceptable 4-5 percent defective products. I'm not talking about some things, such as Kiev-17, or Almaz-103 camera. In this case, the numbers are greater than 50 percent. Ask it to take into account before evaluation using feedback. Therefore, when there is a problem in the first place please contact me.
I use the following scale state of things. New - Like new - Mint(+, -) - Excellent(+, -) - Good working - As is. A separate listing of technical condition. As a rule, I sell things in working order.
Soviet lenses, even new, ones can have some cosmetic flaws. I put the original document Krasnogorsk optical plant. It regulates the amount of defects in NEW LENSES.
As is clear from this document, glass state has never been perfect. Lens modern, high-quality lenses manufacturing.
From special varieties of optical glass, in. Cooking is usually not possible to avoid gas. They can always be seen in the complex photo.
These bubbles do not affect the. The quality of the lens.
Furthermore, Soviet GOST standards allow. Availability: opaque inclusions up to 0.5 mm. Not more than 6 pcs.
Some scratches width to 0.02 - 0.03 mm. And no longer than half the diameter of the lens in the light amount. 3 pieces, specks of up to 0.3 mm in diameter and the number of not more than. Lint cotton no longer than 3 mm and not more than the number.Therefore, the plant does not accept complaints about the bubbles. I usually point out even minor defects. But many Soviet lenses have excellent optical quality, are made of first-class kinds of glass and had a very affordable price. Russian Jupiter-3 lens for rangefinder camera with M39 mount. Soviet Union, Zagorsk optical factory. Excellent general condition - please, see photos. Some marks and few scratches on the front glass, few marks on the rear glass, no haze or fungus. Some inclusions inside glass, few air bubbles. These injuries are accidental, occupy only a small area of the lens, and therefore do not affect the optical parameters. Focus and aperture rings rotates smoothly. Further, in case of use with a rangefinder camera may require further adjustment.
That is, the camera rangefinder need to adjust it under the lens. It seems, that the lens was released with an error range finder drive about 0,05 mm. It is unusual but it is. But it is important when using RF cameras.
In the case of any digital cameras is not a problem. In general, the lens provides perfect optical image is already at the maximum aperture. Thus, it is 100 percent functional. Comes with front lens cap, original lens hood and plastic box (not original).
The item "Red Jupiter-3 1,5/50 mm lens M39 Zorki Leica M39 mount. 6004223" is in sale since Sunday, November 17, 2019. This item is in the category "Cameras & Photo\Lenses & Filters\Lenses". The seller is "alex-ukr-alex" and is located in Ukraine. This item can be shipped worldwide.